Electrical Engineering Forum

Post thread
Join the expert discussion on electrical engineering topics. Topics like the uses of electricity and the equipment for power generation. Circuits, Fiber, Signals and Systems, Semiconductor Devices...
Phase to Phase Fault in 480v Three Phase Induction Motor - Cause?
Replies
1
Views
9K
What are the options for long range distance sensors?
Replies
4
Views
7K
Question about wiring from a power supply
Replies
9
Views
4K
Designing a 240VAC Coil Assembly with 1600 Turns and 22 AWG Wire
Replies
7
Views
2K
Can anyone explain this self healing mystery.
Replies
6
Views
3K
Can a DC to AC Inverter Circuit Be Simulated Using Multisim Software?
Replies
2
Views
15K
Permanent vs. Field Winding
Replies
3
Views
3K
Understanding BJTs: A Beginner's Guide
Replies
8
Views
3K
How Can I Control a Stepper Motor with LabView?
Replies
7
Views
3K
Create a Basic Circuit: LED and Battery Setup Guide
Replies
1
Views
2K
Best software for low voltage single line diagram design and calculation
Replies
2
Views
7K
Understanding the Working Principle of Energy Saving Devices
Replies
23
Views
6K
Connecting Thin Wires for Thermopile: Tips & Tricks
Replies
8
Views
3K
4Ω speakers useable with 6Ω tuner?
Replies
4
Views
4K
Magnetic 'Spin Battery' Announced
Replies
2
Views
4K
Calculate Battery Life with 50 Amp Hour Battery
Replies
2
Views
4K
Connecting 3~ Phase 415V Pump to Single 250V - Checking Motor Windings
Replies
2
Views
2K
Confirm Gate, Drain, Source in Image
Replies
1
Views
13K
Installation of Electric Generator
Replies
5
Views
2K
How Can I Increase the Gauss Level of My Homemade Magnetic Pulser?
Replies
1
Views
2K
Can a common 9V power supply be used as a -9V supply?
Replies
2
Views
6K
Understanding BJT Emitter Resistance: Explained by Horowitz & Hill
Replies
5
Views
14K
Two pm alternators in parallel query
Replies
5
Views
5K
Why Is Magnetic Hysteresis Loss Represented as Resistance in Equivalent Circuits
Replies
5
Views
3K
OP07 Op Amp Output Unexpectedly High Voltage
Replies
7
Views
4K
Replacing Car Batteries with Capacitors for EV - Answers Here!
Replies
34
Views
11K
Query related to mobile phone charging
Replies
2
Views
2K
Set-up time in digital circuits
Replies
3
Views
4K
Optimizing Data Filtering Techniques for Removing Gaussian Noise in ADC Readings
Replies
11
Views
14K
Steps for calculating dc generator output potential
Replies
2
Views
7K
How Do Heater Contactors and SSRs Control Heating Elements?
Replies
1
Views
2K
Pollution from semiconductor fabrication
Replies
1
Views
4K
Define the term ‘’discrimination’’
Replies
1
Views
2K
Convert LNA 433MHz Signal (21dB) to DC Voltage - Ryan's Question
Replies
1
Views
2K
Square Wave Frequency Doubler using Op-Amps
Replies
14
Views
11K
Calculating impedance and transfer function of arbitrary length ladder filter?
Replies
6
Views
9K
Is Manufacturing the Key Challenge for Alternative Energy Compared to Oil?
Replies
21
Views
5K
Op-amp integrator and differentiator in real-life
Replies
5
Views
18K
Using Different Types Of Batteries
Replies
4
Views
4K
General query: Parallel, series, voltage division, etc
Replies
5
Views
4K
Make Low Frequency Radio: Where to Begin
Replies
1
Views
3K
Building Micro Tesla Coils with DC Supply
Replies
10
Views
10K
Solving PWM Issues with TL494 - Get 50% Duty Cycle
Replies
5
Views
12K
Servo amplifier to control dc motor
Replies
1
Views
6K
Electrical and magnetic field question
Replies
5
Views
2K
How do I create a 0-3V TTL waveform at 20 Hz in Capture (Pspice)?
Replies
1
Views
4K
Capacitor charging loss (Not the two capacitor issue.)
Replies
46
Views
30K
How can I incorporate a Li-ion CC/CV circuit with an LM317 to charge batteries?
Replies
3
Views
6K
Pumped and source synchronous transmission
Replies
2
Views
1K
Making a DC Motor: Is Magnetic Rod Needed
Replies
2
Views
3K
What is Rated insulation voltage for relay?
Replies
3
Views
9K
Electrical bonding in high voltage line maintenance
Replies
2
Views
7K
Can electric vehicles have battery packs exchanged at gas stations?
Replies
13
Views
3K
Could Electromagnet Vibration Indicate a Current Limit in the Power Supply?
Replies
3
Views
3K
Understanding Common Mode Rejection Ratio (CMRR) in Op-Amps
Replies
9
Views
3K
How Can I Accurately Track 6DOF in a Small, Budget-Friendly Device?
Replies
1
Views
2K
How can I design a 30-second lag time timer using a 555 timer?
Replies
4
Views
3K
Neutral Wires: Potential and Safety
Replies
1
Views
3K
Adding/Subtracting DC Offset to Sine Wave: Circuit Needed
Replies
7
Views
21K
Magnetic Induction Experiment Suggestion
Replies
4
Views
3K
Why Do Some Voltmeters Not Show 10V at Full Scale on a Potentiometer?
Replies
1
Views
2K
Is there a good resource on the Seebeck effect
Replies
1
Views
2K
ELECTRONIC Circuits editor and Simulator
Replies
3
Views
2K
How Can You Determine the Capacitance Needed for a Single Phase Capacitor Motor?
Replies
4
Views
9K
JK FF: Why Duty Cycle is Always 50%?
Replies
2
Views
2K
How Does Load Impact Electric Motor Efficiency and Speed?
Replies
4
Views
3K
Understanding Voltage, Amperage, and Wattage for DC Motors at Low RPMs
Replies
3
Views
2K
Designing a Circuit with Op-Amp on PCB: Reasons & Refs
Replies
3
Views
3K
Understanding the Q-Factor of Inductors in Resonant Systems
Replies
3
Views
24K
I need electrical comparison help, anybody?
Replies
15
Views
2K
Off-Grid Energy Options & Subsidies
Replies
4
Views
2K
Can Lead Acid Batteries Be Used in Parallel for Optimal Performance?
Replies
9
Views
4K
Can You Use 220V MR16 Bulbs Without a Power Supply?
Replies
2
Views
5K
Charge Amplification - Tips & Techniques for Limited Access
Replies
18
Views
5K
Help what will i study in electrical engineering
Replies
2
Views
2K
How electricity could be both AC and DC?
Replies
9
Views
3K
How Does a Step Up Transformer Illustrate the Conservation of Energy?
Replies
2
Views
4K
Bring Speedo Up in Ford Mondeo with Frequency Doubler
Replies
18
Views
5K
Odd-Numbered Binary Inputs & XOR Gates
Replies
2
Views
3K
Find Fourier Series of f(t)=2u(t)-2u(t-2) with T=4s | Step Function Question
Replies
1
Views
2K
Intrinsic resistance of a transistor
Replies
2
Views
11K
Where to find fixed power supplies of: -9V, +9V, and/or -5V
Replies
33
Views
6K
Convert DC to AC: Power Electric Chair on AC Only
Replies
10
Views
4K
Resistance , current and temperature
Replies
2
Views
2K
How Can I Generate Power in a Spinning Juggling Club?
Replies
2
Views
6K
Microcontroller to Laptop through RS232-USB Converter
Replies
6
Views
8K
Finding the Right VCR/VDR or VCO to Make a Variable Length Pulse
Replies
3
Views
3K
Closing a Switch with Microcontroller: Simple Answer
Replies
5
Views
3K
Tube Furnace Fabrication: Any Tips or Recommendations?
Replies
1
Views
4K
Calculating Power Output with PWM and 1ohm Load
Replies
5
Views
6K
Need help to gradually ramp up/down intensity of LED at power-on/power-off
Replies
2
Views
8K
Making a non pressurized water heater
Replies
10
Views
5K
Sound Engineering Solutions for Robert's Experiment
Replies
2
Views
2K
Gates - Basic question from new student
Replies
3
Views
2K
How Do You Calculate Electrical Field Strength in Kapton Insulated Cables?
Replies
2
Views
2K
Longitudinal waves in circuits?
Replies
2
Views
4K
Comparing Op-Amp 741 and Latest Op-Amps
Replies
2
Views
2K
Hardware to mount pcb/prototype board to metal box?
Replies
5
Views
11K
Open Source Humanitarian Demining Project
Replies
13
Views
4K
Capacitor question( what do prioritize to maximize current in a RC circuit)
Replies
1
Views
3K